Description:Neither sleet nor snow nor fierce economic headwinds could stop U.S. employers from hiring many more workers than expected last month. U.S. payrolls rose 175,000, and the surprisingly weak totals for December and January were revised upward. Even the construction sector added jobs. Although the unemployment rate ticked higher to 6.7 percent, those who were working drew higher wages. The big spike in service-related jobs impressed Barclays Capital senior U.S. economist Michael Gapen.(1:53)